Portable tool set



FIG. 1 is a front, perspective view of a portable tool set of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side, elevational view thereof with one tool extended;

FIG. 5 is a left side, elevational view thereof with one tool extended;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings represent portions of the portable tool set that form no part of the claimed design. 

The ornamental design for a portable tool set, as shown and described. 